Centering an Old European cut diamond weighing approx. 1.10ct (J-K color, VS2 clarity), additionally set with eighteen Old Mine, Old European and Single cut diamonds weighing approx. 1.90ctw., fashioned in platinum. US-314656501D. Size 9 3/4.
Founded in 1839 by James Emmot Caldwell, J.E. Caldwell continues to be a major fine jewelry institution in Philadelphia to this day.